Transit 5BN-3Rocket launchby USALaunch time21 Apr 196418:50 UTCfailureOrbit: LEOSerial number: Thor 379MissionRocketPayloadsRocket ThorDSV-2A Ablestarlaunched from Vandenberg AFB, LC-75-1-1USAPayloadsNamePurposeMassCommentTransit 5BN-3---Transit 5E-4---